#6D3528
Closest named color: Purple Brown (#673A3F). oklch(39.9% 0.083 34.2), rgb(109, 53, 40).
Aa
White text reads best on this color (9.58:1).
About this color
#6D3528 is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.083 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.033 away. White text reads best on it, at 9.58:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #6D3528 |
| RGB | rgb(109, 53, 40) |
| HSL | hsl(11, 46%, 29%) |
| OKLCH | oklch(39.9% 0.083 34.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6D3528 | 9.58:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #6D3528 | 2.19:1 | Fails | Lc 12.1 | Not readable |
| #6D3528 text on white | 9.58:1 | AAA | Lc 91.8 | Preferred for body text |
| #6D3528 text on black | 2.19:1 | Fails | Lc -10.6 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#EFD2CA
oklch(88.6% 0.034 35.9)
-
Step 300
300
#E6B3A6
oklch(81% 0.063 34.7)
-
Step 400
400
#D78977
oklch(70.6% 0.1 33.7)
-
Step 500
500
#CA6A54
oklch(63.1% 0.127 34)
-
Step 600
600
#B64F38
oklch(55.6% 0.139 34)
-
Step 700
700
#9C3F2A
oklch(49% 0.129 34.2)
-
Step 800
800
#7F3524
oklch(42.7% 0.107 34.3)
-
Step 900
900 (this color)
#6D3528
oklch(39.9% 0.083 34.2)
-
Step 950
950
#3C1C14
oklch(27% 0.053 35.1)
#6D3528 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #433E27 | 0.083 |
| Deuteranopia (no green cones) | #514A27 | 0.077 |
| Tritanopia (no blue cones) | #772B32 | 0.036 |
| Achromatopsia (no color) | #454545 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3528
#6D3528
oklch(39.9% 0.083 34.2)
- #00515F
#00515F
oklch(40% 0.07 214.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6D3528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.033
- Chestnut #742802 ΔE 0.037
- Brownish Purple #76424E ΔE 0.061
- Red Brown #8B2E16 ΔE 0.061
- Rust Brown #8B3103 ΔE 0.065
- Mud Brown #60460F ΔE 0.066
- Reddy Brown #6E1005 ΔE 0.069
- Maroon #800000 ΔE 0.076
Use #6D3528 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.